. >>> since our founding the united states has been a nation to respect all faiths. we reject all efforts to denigrate the religious beliefs of others. >> protests have already begun this morning in islamabad. yesterday police had to use tear gas to disperse a mass protest outside of the u.s. embassy there. >>> a provocative advertisement that equates muslim radicals with savages begins on monday. the ad ran on city bus in san francisco. it reads in any war between the civilized man and savage support the civilized man. a blogger is behind the ads. a judge has ruled the ads can run. >> the obama administration says an investigative panel will look into the attack on the u.s. consulate in libya. the attack that killed christopher stevens was a terrorist attack. >> reporter: at a solemn memorial service, libya's president paid his respects to ambassador christopher stevens. u.s. deputy secretary of state william burns had earlier flown into the capital under tight security. behind-the-scenes an fbi team is preparing to fly to benghazi to investigate the attack. the com